In Ohio, Perry, Morgan, Athens, Washington, Jackson, Vinton, Meigs and Gallia counties are under the watch.

The flash flood watch is in effect from 1 p.m. Thursday to late Friday night. At 10:35 a.m., the weather service expanded the flood watch to include Kanawha, Putnam, Clay and Nicholas counties.

The weather service said multiple rounds of rain showers and storms are likely, with rainfall totals of 1 to 2 inches expected each day. Heavy amounts of rain in short periods of time can cause creeks and streams to rise.